Abstract
Lighting in a greenhouse is surrounded by questions. How much light to supply and when?. What intensity and light sum to aim for? Is it radiation, light growlight, PAR, photons or quanta? How much is joule, watt, lux?. What does wavelength, nanometer, spectrum, UV, IR and NIR mean?
Original language | English |
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Pages (from-to) | 43-51 |
Journal | Practical Hydroponics & Greenhouses |
Volume | 2010 |
Issue number | 112 |
Publication status | Published - 2010 |
Keywords
- horticulture
- protected cultivation
- greenhouses
- lighting
- light intensity
- ultraviolet radiation
- light
- greenhouse horticulture
- photons
- uv lamps